皮皮学,免费搜题
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【单选题】
把计算机网络分为有线网和无线网的分类依据是
A.
网络的地理位置
B.
网络的传输介质
C.
网络的拓扑结构
D.
网络的交换功能
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【多选题】常见的流体力学模型有()
A.
连续介质模型
B.
不可压缩流体模型
C.
理想流体模型
D.
刚体模型
【简答题】改错题2:判断正误,并作出修改。 1.It is all together wrong to ill-treat animals. 2.They all went out altogether. 3.I need any pencils. 4.Have you got some pencils? 5.He keeps his things somehow in his desk. 6.He may...
【单选题】Which of the following spirit is not characteristic of Americans in the 1980s?
A.
adventurous
B.
reflective
C.
pioneering
D.
entrepreneurial
【单选题】对刀具寿命要求最高的是( )。
A.
可转位刀具
B.
精加工刀具
C.
简单刀具
D.
自动化加工所用的刀具
【单选题】北京的市树是国槐和侧柏,国槐在冬天纷纷落叶,而侧柏依然郁郁葱葱,这表明( )
A.
国槐不适应寒冷的环境
B.
侧柏不适应寒冷的环境
C.
它们都不适应寒冷的环境
D.
它们都适应寒冷的环境
【简答题】Questions 8 to 11 are based on the conversation you have just heard. 8. A. He visited the workshops in the Grimsby plant. B. He called the woman and left her a message. C. He used stand-ins as replace...
【单选题】对刀具寿命要求最高的是( )。
A.
简单刀具
B.
可转为刀具
C.
精加工刀具
D.
自动化加工所用的刀具
【简答题】He asked, “ How did you find it, mother? ” He asked her mother ______ ______ ______ found it.
【单选题】下列哪个氨基酸含硫原子,它的名称是 。
A.
Met
B.
Tyr
C.
His
D.
Ala
【单选题】He asked the shop assistant if this kind of material would ____ in the wash.
A.
alleviate
B.
reduce
C.
shrink
D.
contract
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